30221JV Nilos Ring For 30221 Series Bearings 115x190x4mm

Nilos JV Sealing Rings: A Nilos ring that seals the inner roller bearing ring is described as an JV type. They are used to provide sealing for bearings that have no shields or seals. A Nilos ring of suitable dimensions can be installed so that the open area of the bearing is fully enclosed by the Nilos ring.